/* * QTest fuzzer-generated testcase for sdcard device * * Copyright (c) 2021 Philippe Mathieu-Daudé * * SPDX-License-Identifier: GPL-2.0-or-later */ #include "qemu/osdep.h" #include "libqos/libqtest.h" /* * https://gitlab.com/qemu-project/qemu/-/issues/450 * Used to trigger: * Assertion `wpnum < sd->wpgrps_size' failed. */ static void oss_fuzz_29225(void) { QTestState *s; s = qtest_init(" -display none -m 512m -nodefaults -nographic" " -device sdhci-pci,sd-spec-version=3" " -device sd-card,drive=d0" " -drive if=none,index=0,file=null-co://,format=raw,id=d0"); qtest_outl(s, 0xcf8, 0x80001010); qtest_outl(s, 0xcfc, 0xd0690); qtest_outl(s, 0xcf8, 0x80001003); qtest_outl(s, 0xcf8, 0x80001013); qtest_outl(s, 0xcfc, 0xffffffff); qtest_outl(s, 0xcf8, 0x80001003); qtest_outl(s, 0xcfc, 0x3effe00); qtest_bufwrite(s, 0xff0d062c, "\xff", 0x1); qtest_bufwrite(s, 0xff0d060f, "\xb7", 0x1); qtest_bufwrite(s, 0xff0d060a, "\xc9", 0x1); qtest_bufwrite(s, 0xff0d060f, "\x29", 0x1); qtest_bufwrite(s, 0xff0d060f, "\xc2", 0x1); qtest_bufwrite(s, 0xff0d0628, "\xf7", 0x1); qtest_bufwrite(s, 0x0, "\xe3", 0x1); qtest_bufwrite(s, 0x7, "\x13", 0x1); qtest_bufwrite(s, 0x8, "\xe3", 0x1); qtest_bufwrite(s, 0xf, "\xe3", 0x1); qtest_bufwrite(s, 0xff0d060f, "\x03", 0x1); qtest_bufwrite(s, 0xff0d0605, "\x01", 0x1); qtest_bufwrite(s, 0xff0d060b, "\xff", 0x1); qtest_bufwrite(s, 0xff0d060c, "\xff", 0x1); qtest_bufwrite(s, 0xff0d060e, "\xff", 0x1); qtest_bufwrite(s, 0xff0d060f, "\x06", 0x1); qtest_bufwrite(s, 0xff0d060f, "\x9e", 0x1); qtest_quit(s); } /* * https://gitlab.com/qemu-project/qemu/-/issues/495 * Used to trigger: * Assertion `wpnum < sd->wpgrps_size' failed. */ static void oss_fuzz_36217(void) { QTestState *s; s = qtest_init(" -display none -m 32 -nodefaults -nographic" " -device sdhci-pci,sd-spec-version=3 " "-device sd-card,drive=d0 " "-drive if=none,index=0,file=null-co://,format=raw,id=d0"); qtest_outl(s, 0xcf8, 0x80001010); qtest_outl(s, 0xcfc, 0xe0000000); qtest_outl(s, 0xcf8, 0x80001004); qtest_outw(s, 0xcfc, 0x02); qtest_bufwrite(s, 0xe000002c, "\x05", 0x1); qtest_bufwrite(s, 0xe000000f, "\x37", 0x1); qtest_bufwrite(s, 0xe000000a, "\x01", 0x1); qtest_bufwrite(s, 0xe000000f, "\x29", 0x1); qtest_bufwrite(s, 0xe000000f, "\x02", 0x1); qtest_bufwrite(s, 0xe000000f, "\x03", 0x1); qtest_bufwrite(s, 0xe0000005, "\x01", 0x1); qtest_bufwrite(s, 0xe000000f, "\x06", 0x1); qtest_bufwrite(s, 0xe000000c, "\x05", 0x1); qtest_bufwrite(s, 0xe000000e, "\x20", 0x1); qtest_bufwrite(s, 0xe000000f, "\x08", 0x1); qtest_bufwrite(s, 0xe000000b, "\x3d", 0x1); qtest_bufwrite(s, 0xe000000f, "\x1e", 0x1); qtest_quit(s); } int main(int argc, char **argv) { const char *arch = qtest_get_arch(); g_test_init(&argc, &argv, NULL); if (strcmp(arch, "i386") == 0) { qtest_add_func("fuzz/sdcard/oss_fuzz_29225", oss_fuzz_29225); qtest_add_func("fuzz/sdcard/oss_fuzz_36217", oss_fuzz_36217); } return g_test_run(); }